LM124DR

@@ -0,0 +1,57 @@+# LM124DR++**UMW** · Operational Amplifier · SOP-14++LM124DR from UMW, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | 1OUT | output | Output of op-amp 1. Push-pull output stage capable of driving loads to within ~1.5V of VCC (high-level) and near GND (low-level, ~5mV typical with RL≤10kΩ). |+| 2 | 1IN- | input | Inverting (negative) input of op-amp 1. Input common-mode range includes ground (0 to VCC-1.5V typical). Input bias current typ -20 nA. |+| 3 | 1IN+ | input | Non-inverting (positive) input of op-amp 1. Input common-mode range includes ground (0 to VCC-1.5V typical). |+| 4 | VCC | power_in | Positive supply voltage. Single-supply operation: 3V to 32V (26V max for LM2902). Dual-supply operation: ±1.5V to ±16V (±13V for LM2902). Typical quiescent current 0.8 mA. |+| 5 | 2IN+ | input | Non-inverting (positive) input of op-amp 2. Input common-mode range includes ground. |+| 6 | 2IN- | input | Inverting (negative) input of op-amp 2. Input common-mode range includes ground. |+| 7 | 2OUT | output | Output of op-amp 2. Push-pull output stage; short-circuit duration to ground is unlimited (TA=25°C, VCC≤15V). |+| 8 | 3OUT | output | Output of op-amp 3. |+| 9 | 3IN- | input | Inverting (negative) input of op-amp 3. |+| 10 | 3IN+ | input | Non-inverting (positive) input of op-amp 3. |+| 11 | GND | power_in | Ground / negative supply reference. All voltages (except differential and IOS test) are with respect to this network GND. |+| 12 | 4IN+ | input | Non-inverting (positive) input of op-amp 4. |+| 13 | 4IN- | input | Inverting (negative) input of op-amp 4. |+| 14 | 4OUT | output | Output of op-amp 4. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | UMW |+| Package | SOP-14 |+| Category | Op-amp/Cmp |+| Pins | 14 |++## Ordering variants++- `LM124DRDR`+- `LM124DRD`+- `LM124DRN`+- `LM124DRPWR`+- `LM124DRPW`++## CAD (KiCad official)++- Symbol: `LM124DR`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOP-14 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [UMW datasheet](docs/lm124dr-datasheet.pdf) (13 pp, sha256 `788d49747ca05cb8`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lm124dr-datasheet.pdf)

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